<?php
$peopleContain = new \DesignPattern\Iterator\PeopleContainner();
$peopleContain->add("一人\n");
$peopleContain->add("2人\n");
$peopleContain->add("三个\n");
$peopleContain->add("4人\n");
$peopleContain->add("5ren\n");
$peopleContain->getIterator()->visitor();